Finding the Fourth Proportional to 94,464.36, 130,358.97 and 52,021.98
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Solution
The fourth proportional to 94,464.36, 130,358.97 and 52,021.98 is: 71,789.32
Step by Step Solution
- Step 1: Write the proportion equation
94,464.36 : 130,358.97 = 52,021.98 : x - Step 2: Convert to fraction form
94,464.36/130,358.97 = 52,021.98/x - Step 3: Cross multiply
94,464.36x = 130,358.97 × 52,021.98 - Step 4: Simplify right side
94,464.36x = 6,781,531,730.16 - Step 5: Solve for x
x = 6,781,531,730.16/94,464.36 - Step 6: Final answer
x = 71,789.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.